THIS PORTFOLIO CONTAINS A NUMBER OF ILLUSTRATED PLATES, EACH ONE HIGHLIGHTING A SPECIFIC INSTRUCTIONAL MATERIAL. AMONG THE MATERIALS COVERED ARE CHALKBOARDS, BULLETIN BOARDS, GRAPHS, MODELS, AND CHARTS. IT IS FELT THAT THESE DEVICES ENCOURAGE CREATIVE THINKING IN THE CLASSROOM. A COMPANION BIBLIOGRAPHY CALLS ATTENTION TO RELATED MATERIALS. IT IS SUGGESTED THAT THE PLATES AND BIBLIOGRAPHIES BE USED AS AN OUTLINE FOR INSERVICE WORK WITH TEACHERS. (MS)